(F9) Frontier Airlines 4721 Flight Details
On time | Scheduled
Departure
DEN
Denver International Airport, CO, US
Flight Gate Times
21-Dec-2025
Scheduled
06:35
MST
Estimated
06:35
MST
Total Departure Delay: -
Flight Runway Times
21-Dec-2025
Scheduled
06:48
MST
Actual
--
Runway Delay: -
Terminal
-
Gate
A71
Craft Type
Airbus A320neo
32N
Flight Time
Scheduled
1h 37m
Arrival
SLC
Salt Lake City International Airport, UT, US
Flight Gate Times
21-Dec-2025
Scheduled
08:12
MST
Estimated
08:12
MST
Total Arrival Delay: -
Flight Runway Times
21-Dec-2025
Scheduled
08:06
MST
Actual
--
Runway Delay: -
Terminal
-
Gate
-
Baggage Claim
-
Tail Number
N351FR
Flight Time
Estimated
1h 37m
Event Timeline
Date
Event
Data Updated
21 Dec
07:14
00:14
00:14
Time Adjustment
Scheduled Runway Departure changed from Dec-21-2025 7:02 AM to Dec-21-2025 6:48 AM
Scheduled Runway Arrival changed from Dec-21-2025 8:02 AM to Dec-21-2025 8:06 AM
21 Dec
05:11
22:11
22:11
Gate Adjustment
Departure Gate changed from A84 to A71
21 Dec
05:01
22:01
22:01
Equipment Adjustment
Tail Number changed from N704FR to N351FR
Actual Equipment changed from 32B to 32N
20 Dec
20:11
13:11
13:11
Gate Adjustment
Departure Gate changed from A71 to A84
20 Dec
18:31
11:31
11:31
Equipment Adjustment
Tail Number changed from N609FR to N704FR
Actual Equipment changed from 32Q to 32B
20 Dec
18:01
11:01
11:01
Gate Adjustment
Departure Gate changed to A71
20 Dec
17:01
10:01
10:01
Equipment Adjustment
Tail Number changed from N701FR to N609FR
Actual Equipment changed from 32B to 32Q
20 Dec
13:36
06:36
06:36
Time Adjustment
Scheduled Runway Departure changed to Dec-21-2025 7:02 AM
Scheduled Runway Arrival changed to Dec-21-2025 8:02 AM
20 Dec
03:16
20:16
20:16
Equipment Adjustment
Tail Number changed from N645FR to N701FR
Actual Equipment changed from 32Q to 32B
20 Dec
00:01
17:01
17:01
Time Adjustment
Estimated Gate Departure changed to Dec-21-2025 6:35 AM
Estimated Gate Arrival changed to Dec-21-2025 8:12 AM
Tail Number changed to N645FR
Actual Equipment changed to 32Q
18 Dec
18:23
11:23
11:23
Record Created
18 Dec
18:23
11:23
11:23
Time Adjustment
Scheduled Gate Departure changed to Dec-21-2025 6:35 AM
Scheduled Gate Arrival changed to Dec-21-2025 8:12 AM
Scheduled Equipment changed to 32Q